dd22.cn - robtex.com
dd22.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.136.252.97🇨🇳 CHINANET-BACKBONE219.136.0.0/15 China Telecom Global Limited | ||||||
| NS | dns13.hichina.com ⭐ | ||||||
| A | 2408:4009:501::21🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.42🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.52🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.202🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.212🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.42🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.52🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.112🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.122🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | dns14.hichina.com | ||||||
| A | 2408:4009:501::22🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.41🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.51🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.201🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.211🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.41🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.51🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.111🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.121🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| SOA | dns13.hichina.comhostmaster@hichina.com 2026-01-09 #13 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034584180 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSdns13.hichina.com2015-07-20 → 2026-03-25 · 2 obs
● 2026-03-25 05:12:42
●NSdns14.hichina.com2015-07-20 → 2026-03-25 · 2 obs
● 2026-03-25 05:12:42
●A219.136.252.972015-07-20 → 2026-03-25 · 2 obs
● 2026-03-25 05:12:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, a.dns.cn, c.dns.cn, b.dns.cn... | - |
| dd22.cn | dns13.hichina.com, dns14.hichina.com | - |
✅ Authoritative Response
Server:139.224.142.111
NS records: dns13.hichina.com, dns14.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dd22.cn (unsigned zone)
⏱️ Timing
Total: 1592ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.136.252.97 |
| NS | 2 | dns13.hichina.com, dns14.hichina.com |
| SOA | 1 | dns13.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
dd22.cn resolves to one IP number: 219.136.252.97.
Other host names, for example dd99.cn, share IP numbers with dd22.cn.
Name Servers
dd22.cn's delegation uses two name servers: dns13.hichina.com and dns14.hichina.com.
dd22.cn uses the same name server setup as other domains, such as goodscape.net.cn, chinafin.net, chenyingnet.com, de-line.net and uupq.com.
dd22.cn shares name servers with other domains at least partially, for example 25760.com and hbzyzs.com.
These name servers are often used with expirens3.hichina.com and expirens4.hichina.com.
Host names with nine IP numbers: The host name dns13.hichina.com points to 2408:4009:501::21, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122. The host name dns14.hichina.com points to 2408:4009:501::22, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121.